2025 Audi A6 vs 2025 BMW M4
Comparison Overview
The 2025 Audi A6 seduces with sophisticated, efficient AWD transport, offering a refined 261 hp and a respectable 26 MPG combined for just $58,100. Contrast this with the explosive 2025 BMW M4 Coupe, a pure performance machine boasting a ferocious 473 hp and 406 lb-ft of torque, albeit commanding a steep $79,700 entry fee. While the A6 provides practical dimensions at 194.4 inches long and benefits from better fuel economy (31 MPG highway), the M4 delivers brute force and a visceral 6-speed manual engagement in a shorter, lower package (189.1 inches long, 54.8 inches high). The $21,600 price disparity highlights their distinct missions: the A6 prioritizes elegant daily usability with all-wheel drive stability, whereas the M4 channels its engineering entirely into driver thrills, sacrificing 7 MPG efficiency for raw acceleration potential.
Size Comparison
Performance
Fuel Efficiency
Full Specifications
Our Verdicts
2025 Audi A6
The Audi A6 wins for commuters due to its superior 26 MPG combined fuel economy and standard all-wheel drive comfort compared to the M4's thirsty 19 MPG rating.
2025 Audi A6
The A6 is the clear family choice as it is a sedan with a slightly larger 13.7 cu ft cargo area, unlike the M4's two-door coupe configuration.
2025 BMW M4
The BMW M4 dominates enthusiast metrics with 473 hp and the engaging connection provided by its 6-speed manual transmission.
2025 Audi A6
The Audi A6 offers exceptional everyday luxury and AWD capability for $21,600 less than the high-performance M4.
Choose the Audi A6 if...
- You require efficient daily driving, highlighted by its 26 MPG combined fuel economy.
- All-wheel drive security and comfort are essential for your regular driving conditions.
- You prefer a premium sedan structure with a lower MSRP of $58,100.
Choose the BMW M4 if...
- Maximum performance is the priority, evident in its 473 hp output.
- You insist on the immersive experience of a 6-speed manual transmission.
- You desire sharper aesthetics, characterized by its lower height of 54.8 inches.
Key Dimensions
| Dimension | Audi A6 | BMW M4 |
|---|---|---|
| Length | 194.4" | 189.1" |
| Width | 74.3" | 74.3" |
| Height | 57.4" | 54.8" |
| Wheelbase | 115.1" | 112.5" |
Features Comparison
Safety
| Feature | Audi | BMW |
|---|---|---|
| Lane Departure Warning | ✓ | ✓ |
| Pre-Collision Safety System | ✓ | ✓ |
| Post-Collision Safety System | ✓ | ✓ |
| Dual Front Side-Mounted Airbags | ✓ | ✓ |
| Dual Rear Side-Mounted Airbags | ✓ | — |
| Front Head Airbags | ✓ | ✓ |
| Rear Head Airbags | ✓ | ✓ |
| Passenger Airbag Occupant Sensing Deactivation | ✓ | ✓ |
| Electronic Stability Control | ✓ | ✓ |
| Traction Control System | ✓ | ✓ |
| LATCH System | ✓ | ✓ |
| Rear Door Child Safety Locks | ✓ | — |
| Anti-lock Brakes (ABS) | 4-Wheel | 4-Wheel |
| Front Ventilated Disc Brakes | ✓ | ✓ |
| Rear Ventilated Disc Brakes | ✓ | ✓ |
| Brake Assist | ✓ | ✓ |
| Tire Pressure Monitoring System | ✓ | ✓ |
| Automatic Headlights | ✓ | ✓ |
| Headlight Delay-Off | ✓ | ✓ |
| LED Headlights | ✓ | ✓ |
| Daytime Running Lights | ✓ | ✓ |
| Integrated Turn Signal Mirrors | ✓ | — |
| Front Headrests | 2 | 2 |
| Front Multi-Adjustable Headrests | ✓ | — |
| Rear Headrests | 3 | 2 |
| Rear Height Adjustable Headrests | ✓ | — |
| Rear Center 3-Point Seatbelt | ✓ | — |
| Anti-Theft Alarm System (Remote) | ✓ | ✓ |
| Engine Immobilizer | ✓ | ✓ |
| Blind Spot Monitor | — | ✓ |
| Driver Attention Alert | — | ✓ |
| Brake Drying | — | ✓ |
| Brake Preparation System | — | ✓ |
| Self-Leveling Headlights | — | ✓ |
| Cornering Lights | — | ✓ |
| Front Fixed Headrests | — | ✓ |
| Rear Fixed Headrests | — | ✓ |
Engine
| Feature | Audi | BMW |
|---|---|---|
| Base Engine Displacement | 2.0 L | 3.0 L |
| Number of Cylinders | inline 4 | inline 6 |
| Base Engine Type | mild hybrid | gas |
| Horsepower | 261 hp @ 5000 rpm | 473 hp @ 6250 rpm |
| Torque | 273 lb-ft @ 1600 rpm | 406 lb-ft @ 2650 rpm |
| Number of Valves | 16 | 24 |
| Camshaft Type | Double overhead cam (DOHC) | Double overhead cam (DOHC) |
| Variable Valve Timing | Variable | Variable |
| Fuel Injection Type | ✓ | ✓ |
Drive Train
| Feature | Audi | BMW |
|---|---|---|
| Transmission Type | 7-speed automated manual | 6-speed manual |
| Drivetrain Type | all wheel drive | rear wheel drive |
| Center Differential Type | Limited Slip | — |
| Rear Differential Type | — | Limited Slip |
Fuel
| Feature | Audi | BMW |
|---|---|---|
| Fuel Type | premium unleaded (required) | premium unleaded (required) |
| EPA Fuel Economy (City/Highway) | 24/31 MPG | 16/23 MPG |
| EPA Fuel Economy (Combined) | 26 MPG | 19 MPG |
| EPA Driving Range (City/Highway) | 463.2/598.3 mi. | 249.6/358.8 mi. |
| Fuel Tank Capacity | 19.3 gal. | 15.6 gal. |
Comfort & Convenience
| Feature | Audi | BMW |
|---|---|---|
| Push Button Start | ✓ | ✓ |
| Power Tilt and Telescopic Steering Wheel | ✓ | — |
| Transmission Controls on Steering Wheel | ✓ | — |
| Cruise Control on Steering Wheel | ✓ | ✓ |
| Audio Controls on Steering Wheel | ✓ | ✓ |
| Electric Power Steering | ✓ | ✓ |
| Rear View Camera | ✓ | ✓ |
| Front Parking Sensors | ✓ | ✓ |
| Rear Parking Sensors | ✓ | ✓ |
| Cruise Control | ✓ | ✓ |
| Universal Remote Transmitter | ✓ | ✓ |
| Front Cupholders | ✓ | ✓ |
| Rear Cupholders | ✓ | — |
| Front Door Pockets | ✓ | ✓ |
| Rear Door Pockets | ✓ | — |
| Front Seatback Storage | ✓ | — |
| Leather Steering Wheel | ✓ | ✓ |
| Three Zone Climate Control | ✓ | — |
| Rear Ventilation Ducts with Fan Control | ✓ | — |
| Interior Air Filtration | ✓ | ✓ |
| Dual Vanity Mirrors | ✓ | ✓ |
| Auto-Dimming Rearview Mirror | ✓ | ✓ |
| Turn Signal Indicators in Mirrors | ✓ | — |
| Tilt and Telescopic Steering Wheel | — | ✓ |
| Driver Assisted Parking Assist | — | ✓ |
| Wireless Charging Pad | — | ✓ |
| Dual Zone Climate Control | — | ✓ |
| Rear Ventilation Ducts | — | ✓ |
In Car Entertainment
| Feature | Audi | BMW |
|---|---|---|
| Infotainment Display | 10.1 in | 14.9 in |
| AM/FM Stereo | ✓ | ✓ |
| Stereo Power | 180W | 464W |
| Speaker System | 10 | 16 |
| Android Auto (Wireless) | ✓ | ✓ |
| Apple CarPlay (Wireless) | ✓ | ✓ |
| USB Port | ✓ | ✓ |
| USB Port with External Media Control | ✓ | ✓ |
| Satellite Radio | ✓ | ✓ |
| Satellite Radio Trial Period | 3 months | 12 months |
| Speed Sensitive Volume Control | ✓ | — |
| Premium Speaker Brand | — | Harman/Kardon |
| Subwoofer Count | — | 2 |
| Surround Audio | — | Discrete |
Power Feature
| Feature | Audi | BMW |
|---|---|---|
| One-Touch Power Windows | 4 | 2 |
| Moonroof Type | 1st Row Power Glass Extended | — |
| Keyless Entry | ✓ | ✓ |
| Heated Mirrors | ✓ | ✓ |
| Reverse Tilt Passenger Mirror | — | ✓ |
Frontseats
| Feature | Audi | BMW |
|---|---|---|
| Front Head Room | 38.0 in. | 40.3 in. |
| Front Leg Room | 41.3 in. | 41.7 in. |
| Front Shoulder Room | 57.8 in. | 55.1 in. |
| Seat Material: Leather | ✓ | — |
| Front Seat Type: Bucket | ✓ | — |
| Driver Seat Power Adjustments | 8-way | 10-way |
| Driver Seat Height Adjustment | ✓ | ✓ |
| Driver Seat Lumbar Support | Power | Power |
| Driver Seat Memory Settings | 2 | 2 |
| Passenger Seat Power Adjustments | 8-way | 10-way |
| Passenger Seat Height Adjustment | ✓ | ✓ |
| Driver Seat Heating | Multi-level | Multi-level |
| Passenger Seat Heating | Multi-level | Multi-level |
| Seat Material: Premium Leather | — | ✓ |
| Front Seat Type: Sport | — | ✓ |
| Driver Seat Thigh Extension | — | ✓ |
| Passenger Seat Lumbar Support | — | Power |
| Passenger Seat Thigh Extension | — | ✓ |
Rearseats
| Feature | Audi | BMW |
|---|---|---|
| Rear Head Room | 38.1 in. | 35.8 in. |
| Rear Leg Room | 37.4 in. | 34.7 in. |
| Rear Shoulder Room | 56.5 in. | 51.0 in. |
| Split-Folding Rear Seatback | ✓ | ✓ |
| Folding Rear Seat Feature | ✓ | — |
| Pass-Thru Center Armrest | ✓ | — |
Tires and Wheels
| Feature | Audi | BMW |
|---|---|---|
| Wheel Finish | Painted Alloy | Painted Alloy |
| Wheel Diameter | 19 in | — |
| Tire Type | All Season | Performance |
| Tire Size | 245/45R H | 285/35R Z |
| Spare Tire Type | Temporary | — |
| Spare Tire Location | Inside Mounted | — |
| Wheel Size | — | 19 x 10.5 in |
Suspension
| Feature | Audi | BMW |
|---|---|---|
| Four-Wheel Independent Suspension | ✓ | ✓ |
| Front Stabilizer Bar | ✓ | ✓ |
| Rear Stabilizer Bar | ✓ | ✓ |
Warranty
| Feature | Audi | BMW |
|---|---|---|
| Basic Warranty | 4 yr./ 50000 mi. | 4 yr./ 50000 mi. |
| Drivetrain Warranty | 4 yr./ 50000 mi. | 4 yr./ 50000 mi. |
| Corrosion/Rust Warranty | 12 yr./ unlimited mi. | 12 yr./ unlimited mi. |
| Roadside Assistance | 4 yr./ unlimited mi. | 4 yr./ unlimited mi. |
| Complimentary Scheduled Maintenance | — | 3 yr./ 36000 mi. |
Frequently Asked Questions
Common questions about comparing the 2025 Audi A6 and 2025 BMW M4.
How much more power does the M4 have over the A6?
The 2025 BMW M4 is significantly more powerful, delivering 473 hp compared to the 2025 Audi A6's 261 hp. This results in a 212 hp advantage for the M4.
Is the Audi A6 more economical for long-term use?
Yes, the A6 offers much better efficiency, achieving 26 MPG combined versus the M4's 19 MPG combined. Over the course of a year, this 7 MPG difference will yield considerable savings on premium fuel.
Why is the BMW M4 significantly more expensive?
The M4 carries a $79,700 MSRP due to its focus on high-performance components, reflected in its superior horsepower and torque figures, costing $21,600 more than the entry-level A6.
Which vehicle offers better driving security in adverse weather?
The Audi A6 is better suited for varied weather conditions as it features standard all-wheel drive (AWD), while the BMW M4 utilizes a rear-wheel drive setup.
Do the dimensions significantly impact storage?
The Audi A6 sedan provides a marginally larger 13.7 cu ft of cargo capacity compared to the M4 Coupe’s 12 cu ft, although both are relatively compact for their class.
What is the key difference in transmission availability?
Enthusiasts seeking ultimate driver control will favor the M4's purist 6-speed manual transmission, while the A6 comes equipped with a smoother 7-speed automated manual gearbox.
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